/* CSS Variables */
:root {
    --primary-color: #3e2721;
    --secondary-color: #674842;
    --accent-color: #c09dad;
    --dark-color: #1d1817;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --medium-gray: #6c757d;
    --border-color: #dee2e6;
    
    /* Gradients */
    --primary-gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --accent-gradient: linear-gradient(135deg, var(--accent-color), #d4b5c4);
    --dark-gradient: linear-gradient(135deg, var(--dark-color), var(--primary-color));
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Typography */
    --font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-gray);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-normal);
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    transition: all var(--transition-normal);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(30, 24, 23, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(192, 157, 173, 0.2);
}

.navbar {
    padding: var(--spacing-md) 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand .logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--white);
    font-weight: 600;
    font-size: var(--font-size-xl);
}

.logo-img {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-sm);
}

.nav-menu {
    display: flex;
}

.nav-list {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--white);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-normal);
}

.nav-link:hover {
    background: rgba(192, 157, 173, 0.1);
    color: var(--accent-color);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    width: 24px;
    height: 18px;
    cursor: pointer;
}

.nav-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--white);
    margin: 2px 0;
    transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
    background: var(--dark-gradient);
    color: var(--white);
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(192, 157, 173, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--white), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    font-weight: 400;
    color: var(--accent-color);
    margin-bottom: var(--spacing-lg);
}

.hero-description {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.game-info {
    margin-bottom: var(--spacing-xl);
}

.info-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(192, 157, 173, 0.2);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid rgba(192, 157, 173, 0.3);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--white);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--accent-color);
}

.btn-secondary:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.game-preview {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-5deg);
    transition: all var(--transition-slow);
}

.game-preview:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.05);
}

.preview-img {
    width: 100%;
    height: auto;
    display: block;
}

.preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-normal);
}

.game-preview:hover .preview-overlay {
    opacity: 1;
}

.preview-overlay i {
    font-size: var(--font-size-4xl);
    color: var(--white);
}

/* Section Common Styles */
section {
    padding: var(--spacing-3xl) 0;
}

.section-title {
    text-align: center;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.section-subtitle {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--medium-gray);
    margin-bottom: var(--spacing-2xl);
}

/* News Section */
.news {
    background: var(--white);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.news-card {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    display: flex;
    gap: var(--spacing-lg);
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.news-date {
    text-align: center;
    background: var(--primary-gradient);
    color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    min-width: 80px;
    height: fit-content;
}

.date-day {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    line-height: 1;
}

.date-month {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-transform: uppercase;
}

.date-year {
    display: block;
    font-size: var(--font-size-xs);
    opacity: 0.8;
}

.news-content {
    flex: 1;
}

.news-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.news-excerpt {
    color: var(--medium-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--accent-color);
    font-weight: 500;
    transition: all var(--transition-normal);
}

.news-link:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

/* Gallery Section */
.gallery {
    background: var(--light-gray);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.gallery-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl);
}

.gallery-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: all var(--transition-slow);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.1);
}

.gallery-overlay i {
    font-size: var(--font-size-3xl);
    color: var(--white);
}

/* Reviews Section */
.reviews {
    background: var(--white);
}

.reviews-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.stats-item {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--light-gray);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--border-color);
}

.stats-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.stats-label {
    color: var(--medium-gray);
    font-weight: 500;
}

.stars {
    color: #ffc107;
    margin-bottom: var(--spacing-xs);
}

.review-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-2xl);
}

.review-tag {
    background: var(--accent-gradient);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.reviews-carousel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.review-card {
    background: var(--light-gray);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.review-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.reviewer-name {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.review-rating {
    color: #ffc107;
}

.review-date {
    color: var(--medium-gray);
    font-size: var(--font-size-sm);
}

.review-text {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Versions Section */
.versions {
    background: var(--light-gray);
}

.versions-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.versions-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent-color);
}

.version-item {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    padding-left: 80px;
}

.version-marker {
    position: absolute;
    left: 20px;
    top: 20px;
    width: 20px;
    height: 20px;
    background: var(--accent-color);
    border: 4px solid var(--white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.version-content {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.version-header {
    margin-bottom: var(--spacing-md);
}

.version-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.version-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.version-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--medium-gray);
    font-size: var(--font-size-sm);
}

.version-description h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.version-description ul {
    list-style: disc;
    list-style-position: inside;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
}

.version-description li {
    margin-bottom: var(--spacing-xs);
}

.version-download {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--accent-gradient);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    font-weight: 500;
    transition: all var(--transition-normal);
}

.version-download:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* FAQ Section */
.faq {
    background: var(--white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.faq-question {
    background: var(--light-gray);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.faq-question:hover {
    background: rgba(192, 157, 173, 0.1);
}

.faq-question h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--primary-color);
}

.faq-question i {
    transition: transform var(--transition-normal);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-item.active .faq-answer {
    padding: var(--spacing-lg);
    max-height: 200px;
}

.faq-answer p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--dark-gradient);
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: all var(--transition-normal);
}

.footer-links a:hover {
    color: var(--accent-color);
    transform: translateX(4px);
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(192, 157, 173, 0.2);
    border-radius: 50%;
    color: var(--white);
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(192, 157, 173, 0.2);
    padding-top: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
}

.footer-legal {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
    transition: all var(--transition-normal);
}

.footer-legal a:hover {
    color: var(--accent-color);
}

.separator {
    color: rgba(255, 255, 255, 0.3);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent-gradient);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--dark-color);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        transition: left var(--transition-normal);
        padding-top: var(--spacing-2xl);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--spacing-lg);
        width: 100%;
        text-align: center;
    }
    
    .nav-link {
        justify-content: center;
        width: 100%;
        padding: var(--spacing-md);
        font-size: var(--font-size-lg);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active .bar:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .bar:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
    
    .info-tags {
        justify-content: center;
    }
    
    .hero-actions {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .btn {
        flex: 1;
        min-width: 200px;
    }
    
    section {
        padding: var(--spacing-2xl) 0;
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .news-grid,
    .gallery-grid,
    .reviews-carousel {
        grid-template-columns: 1fr;
    }
    
    .news-card {
        flex-direction: column;
        text-align: center;
    }
    
    .reviews-stats {
        grid-template-columns: 1fr;
    }
    
    .version-item {
        padding-left: 60px;
    }
    
    .version-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .section-title {
        font-size: var(--font-size-xl);
    }
    
    .news-card,
    .review-card,
    .version-content {
        padding: var(--spacing-md);
    }
    
    .versions-timeline::before {
        left: 20px;
    }
    
    .version-marker {
        left: 10px;
    }
    
    .version-item {
        padding-left: 50px;
    }
}

/* Loading Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Image Modal Styles */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.image-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    text-align: center;
}

.modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.modal-image {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
}

.modal-caption {
    color: var(--white);
    margin-top: var(--spacing-md);
    font-size: var(--font-size-lg);
}

/* Header Scroll Effect */
.header.scrolled {
    background: rgba(30, 24, 23, 0.98);
    backdrop-filter: blur(15px);
    box-shadow: var(--shadow-md);
}

/* Body Classes */
.menu-open,
.modal-open {
    overflow: hidden;
}

/* Animation Improvements */
.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Gallery Hover Improvements */
.gallery-item {
    cursor: pointer;
}

.gallery-item::after {
    content: '点击查看大图';
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    opacity: 0;
    transition: all var(--transition-normal);
}

.gallery-item:hover::after {
    opacity: 1;
}

/* Button Active States */
.btn:active,
.version-download:active,
.news-link:active {
    transform: translateY(-1px) scale(0.98);
}

/* Improved FAQ Animation */
.faq-answer {
    transition: all var(--transition-normal);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

/* Loading States */
.gallery-img.lazy {
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.gallery-img {
    opacity: 1;
}

/* Prefers Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    ::before,
    ::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .fade-in-up {
        animation: none;
    }
}

/* Enhanced Mobile Interactions */
@media (max-width: 768px) {
    .modal-content {
        max-width: 95vw;
        max-height: 95vh;
    }
    
    .modal-close {
        top: -40px;
        width: 35px;
        height: 35px;
    }
    
    .gallery-item::after {
        display: none;
    }
    
    /* Touch-friendly buttons */
    .btn,
    .version-download,
    .news-link {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* Smooth scrolling for webkit browsers */
@supports (-webkit-overflow-scrolling: touch) {
    html {
        -webkit-overflow-scrolling: touch;
    }
}